<template>
  <div class="app-container">
    <!-- 查询和其他操作 -->
    <div class="filter-container">
      <el-input
        v-model="listQuery.keyword"
        clearable
        class="filter-item"
        style="width: 200px;"
        placeholder="请输入角色名称"
      />
      <el-button
        class="filter-item"
        type="primary"
        icon="el-icon-search"
        @click="handleFilter"
        >查找</el-button
      >
      <el-button
        class="filter-item"
        type="primary"
        icon="el-icon-edit"
        @click="handleCreate"
        >添加</el-button
      >
    </div>

    <!-- 查询结果 -->
    <el-table
      v-loading="listLoading"
      :data="list"
      element-loading-text="正在查询中。。。"
      border
      fit
      highlight-current-row
    >
      <el-table-column align="center" label="角色名称" prop="name" />

      <el-table-column align="center" label="角色描述" prop="description" />

      <el-table-column
        align="center"
        label="操作"
        class-name="small-padding fixed-width"
      >
        <template slot-scope="scope">
          <el-button
            type="primary"
            size="mini"
            :disabled="scope.row && scope.row.id == 1"
            @click="handleUpdate(scope.row)"
            >编辑</el-button
          >
          <el-button
            type="danger"
            size="mini"
            :disabled="scope.row && scope.row.id == 1"
            @click="handleDelete(scope.row)"
            >删除</el-button
          >
          <el-button
            type="primary"
            size="mini"
            :disabled="scope.row && scope.row.id == 1"
            @click="handlePermission(scope.row)"
            >授权</el-button
          >
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="listQuery.current"
      :limit.sync="listQuery.size"
      @pagination="changePagination"
    />

    <!-- 添加或修改对话框 -->
    <el-dialog
      :title="textMap[dialogStatus]"
      :visible.sync="dialogFormVisible"
      :close-on-click-modal="false"
    >
      <el-form
        ref="dataForm"
        :rules="rules"
        :model="dataForm"
        status-icon
        label-position="right"
        label-width="100px"
        style="width: 400px; margin-left:50px;"
      >
        <el-form-item label="角色名称：" prop="name">
          <el-input :maxlength="33" v-model.trim="dataForm.name" />
        </el-form-item>
        <el-form-item label="角色描述：" prop="description">
          <el-input
            :maxlength="85"
            type="textarea"
            :rows="2"
            v-model.trim="dataForm.description"
          />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">取消</el-button>
        <el-button
          v-if="dialogStatus == 'create'"
          type="primary"
          :loading="btnLoading"
          @click="createData"
          >确定</el-button
        >
        <el-button
          v-else
          type="primary"
          :loading="btnLoading"
          @click="updateData"
          >确定</el-button
        >
      </div>
    </el-dialog>

    <!-- 权限配置对话框 -->
    <el-dialog
      :visible.sync="permissionDialogFormVisible"
      title="权限配置"
      @close="jurisdictionCancel"
      :close-on-click-modal="false"
    >
      <el-tree
        ref="tree"
        :data="systemPermissions"
        :props="cateListProps"
        show-checkbox
        node-key="id"
        highlight-current
      >
        <span slot-scope="{ node, data }" class="custom-tree-node">
          <span>{{ data.label }}</span>
          <el-tag v-if="data.api" type="success" size="mini">{{
            data.api
          }}</el-tag>
        </span>
      </el-tree>
      <div slot="footer" class="dialog-footer">
        <el-button @click="jurisdictionCancel">取消</el-button>
        <el-button
          type="primary"
          :loading="btnLoading"
          @click="updatePermission"
          >确定</el-button
        >
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listRole,
  createRole,
  updateRole,
  deleteRole,
  getPermission,
  updatePermission,
  permissionCurrentUser
} from '@/api/role'
import Pagination from '@/components/Pagination'
export default {
  name: 'Role',
  components: { Pagination },
  data () {
    return {
      list: null,
      total: 0,
      listLoading: true,
      listQuery: {
        current: 1,
        size: 10,
        keyword: undefined,
        sort: 'add_time',
        order: 'desc'
      },
      dataForm: {
        id: undefined,
        name: undefined,
        desc: undefined
      },
      dialogFormVisible: false,
      dialogStatus: '',
      textMap: {
        update: '编辑',
        create: '创建'
      },
      rules: {
        name: [{ required: true, message: '角色名称不能为空', trigger: 'blur' }]
      },
      permissionDialogFormVisible: false,
      systemPermissions: [],
      cateListProps: {
        value: 'id', //匹配响应数据中的id
        label: 'name' //匹配响应数据中的name
      },
      assignedPermissions: null,
      permissionForm: {
        roleId: undefined,
        menuIds: []
      },
      btnLoading: false
    }
  },
  created () {
    this.getList()
  },
  methods: {
    jurisdictionCancel () {
      this.permissionDialogFormVisible = false
      this.systemPermissions = []
    },
    // 获取权限列表
    getJurisdiction () {
      permissionCurrentUser().then(res => {
        console.log('22222222222222', res)
        let arr = res.data.data
        arr.forEach(i => {
          i.data.children = []
          if (i.children) {
            i.children.forEach(j => {
              i.data.children.push(j.data)
            })
          }
          this.systemPermissions.push(i.data)
        })
      })
    },
    getList () {
      this.listLoading = true
      listRole(this.listQuery)
        .then(response => {
          this.list = response.data.data.records
          this.total = response.data.data.total
          this.listLoading = false
        })
        .catch(() => {
          this.list = []
          this.total = 0
          this.listLoading = false
        })
    },
    changePagination ({ page, limit }) {
      console.log('changePagination', page, limit)
      if (page) this.listQuery.current = page
      if (limit) this.listQuery.size = limit
      this.getList()
    },
    handleFilter () {
      this.listQuery.current = 1

      this.getList()
    },
    resetForm () {
      this.dataForm = {
        id: undefined,
        name: undefined,
        desc: undefined
      }
    },
    handleCreate () {
      this.resetForm()
      this.dialogStatus = 'create'
      this.dialogFormVisible = true
      this.$nextTick(() => {
        this.$refs['dataForm'].clearValidate()
      })
    },
    createData () {
      this.$refs['dataForm'].validate(valid => {
        if (valid) {
          this.btnLoading = true
          createRole(this.dataForm)
            .then(response => {
              this.getList()
              this.dialogFormVisible = false
              this.btnLoading = false
              this.$notify.success({
                title: '成功',
                message: '添加角色成功'
              })
            })
            .catch(err => {
              this.btnLoading = false
            })
        }
      })
    },
    handleUpdate (row) {
      this.dataForm = Object.assign({}, row)
      this.dialogStatus = 'update'
      this.dialogFormVisible = true
      this.$nextTick(() => {
        this.$refs['dataForm'].clearValidate()
      })
    },
    updateData () {
      this.$refs['dataForm'].validate(valid => {
        if (valid) {
          this.btnLoading = true
          updateRole(this.dataForm)
            .then(() => {
              for (const v of this.list) {
                if (v.id === this.dataForm.id) {
                  const index = this.list.indexOf(v)
                  this.list.splice(index, 1, this.dataForm)
                  break
                }
              }
              this.dialogFormVisible = false
              this.$notify.success({
                title: '成功',
                message: '更新管理员成功'
              })
              this.btnLoading = false
            })
            .catch(response => {
              // this.$notify.error({
              //   title: '失败',
              //   message: response.data.errmsg
              // })
              this.btnLoading = false
            })
        }
      })
    },
    handleDelete (row) {
      this.$confirm('确定删除这个角色吗?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      })
        .then(() => {
          deleteRole(row.id)
            .then(response => {
              this.$notify.success({
                title: '成功',
                message: '删除角色成功',
                duration: 3000
              })
              if (
                this.total > this.listQuery.size &&
                this.total % this.listQuery.size === 1
              ) {
                this.listQuery.current -= 1
              }
              this.getList()
            })
            // .catch(response => {
            //   this.$notify.error({
            //     title: '失败',
            //     message: response.data.errmsg
            //   })
            // })
        })
        .catch(() => {
          this.$message({
            type: 'info',
            message: '已取消删除'
          })
        })
    },
    handlePermission (row) {
      this.permissionDialogFormVisible = true
      this.permissionForm.roleId = Number(row.id)
      this.getJurisdiction()
      getPermission(Number(row.id)).then(response => {
        this.roleDataRec(response.data.data)
      })
    },
    // 递归
    roleDataRec (data) {
      data.forEach(i => {
        if (i.data.checked) {
          this.$refs.tree.setChecked(i.data.id, true)
        }
        if (i.children) {
          this.roleDataRec(i.children)
        }
      })
    },
    updatePermission () {
      let menuIds = [
        ...this.$refs.tree.getHalfCheckedKeys(),
        ...this.$refs.tree.getCheckedKeys()
      ]
      console.log('1111111111111111', this.$refs.tree.getCheckedKeys())
      this.permissionForm.menuIds = menuIds
      this.btnLoading = true
      updatePermission(this.permissionForm)
        .then(response => {
          this.btnLoading = false
          this.permissionDialogFormVisible = false
          this.systemPermissions = []
          this.$notify.success({
            title: '成功',
            message: '授权成功'
          })
        })
        .catch(response => {
          this.btnLoading = false
          this.$notify.error({
            title: '失败',
            message: response.data.errmsg
          })
        })
    }
  }
}
</script>
